Hardware Spec Index

Tessarix NX-5456 XT Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX5456-XT · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index5,189 (Network Cards scale)
Category rank#3,240
Street price$399
Power8 W
Performance per dollar13.01
Released2022

Specifications

BrandTessarix
ModelTessarix NX-5456 XT
Speed25GbE (25G)
Ports2× SFP28
Host interfacePCIe 4.0 x8
CablingDAC or optical transceiver
StandardIEEE 802.3by (25GBASE-R)
Jumbo framesUp to 9 KB
OffloadsTSO, LRO, RSS, SR-IOV
Wake-on-LANYes
VLANIEEE 802.1Q
OS supportWindows 11, Linux, FreeBSD

Related guides

2.5GbE, 5GbE and 10GbE NetworkingPCIe Lanes Explained

Similar Network Cards

ModelBenchmarkPriceCompare
Quorvex NX-7557 SE Dual-Port 10GbE SFP+ PCIe Network Card3,783$189Compare
Vantrel NX-2170 Ultra 5GbE RJ45 PCIe Network Card3,965$219Compare
Tessarix NX-6914 Pro Dual-Port 10GbE SFP+ PCIe Network Card3,908$209Compare
Quorvex NX-1384 Max 2.5GbE RJ45 PCIe Network Card853$19Compare
Quorvex NX-1872 Core 25GbE SFP28 PCIe Network Card5,491$359Compare
Tessarix NX-5621 Ultra 10GbE RJ45 PCIe Network Card3,695$199Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-5456 XT Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/16147152 (accessed 2026-10-23).